browser compat mcp server for Claude.ai

io.github.cyanheads/browser-compat-mcp-server

Browser compatibility and Baseline status for any web feature — offline, from bundled MDN data.

client:Claude.ai transport:streamable-http runtime:npm tools:5

Install browser compat mcp server in Claude.ai

Settings → Connectors → Add custom connector

https://browser-compat.caseyjhand.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

browsercompat_list_reference
browsercompat_get_feature
browsercompat_check_baseline
browsercompat_search_features
browsercompat_compare_support

browser compat mcp server in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

browser compat mcp server MCP server